x/2=-9

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Solution for x/2=-9 equation: 


x in (-oo:+oo)

x/2 = -9 // + 9

x/2+9 = 0

1/2*x+9 = 0 // - 9

1/2*x = -9 // : 1/2

x = -9/1/2

x = -18

x = -18

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